Youths on monkey bikes allegedly damaged a cricket pitch at Bellbird Park in Drouin on Wednesday afternoon.
Police said a cricket club volunteer reported the criminal damage at the Settlement Rd property.
The volunteer told police a group of youths rode monkey bikes onto the cricket pitch between noon and 2.30pm, causing damage to the synthetic wicket and turf.
Police said Baw Baw Shire Council had reported a number of incidents of skid and burnout damage to the wicket and oval in recent times.
Anyone with information which may assist police investigations is urged to contact Drouin police on 5625 2003.